A HANDSET PORT INTERFACE INCLUDING DC MEASUREMENT AND TRANSMIT PATH CALIBRATION - Patent 1095495

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EP 1 095 495 A1

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(43)	Date of publication:
	02.05.2001 Bulletin 2001/18

(21)	Application number: 99932293.6

(22)	Date of filing: 06.07.1999

(51)	International Patent Classification (IPC)⁷: H04M 1/60, H04M 1/215

(86)	International application number:
	PCT/US9915/261

(87)	International publication number:
	WO 0003/529 (20.01.2000 Gazette 2000/03)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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Priority:

08.07.1998 US 92102 P
28.06.1999 US 340541

(71)	Applicant: Hello Direct Inc.
	San Jose, CA 95138 (US)

(72)	Inventor:
	STELMAN, Bruce, W. San Jose, CA 95139 (US)

(74)	Representative: Bluff, John William et al
	Lloyd Wise, Tregear & Co.,Commonwealth House,1-19 New Oxford Street London WC1A 1LW London WC1A 1LW (GB)

(54)	A HANDSET PORT INTERFACE INCLUDING DC MEASUREMENT AND TRANSMIT PATH CALIBRATION